2025dhv results

2025dhv results

Information

Transient

Name:	`SN2025dhv`
Right ascension:	`15h03m27.90s`
Declination:	`10d36m12.74s`
Discovery Date:	`March 4, 2025, 5:40 a.m.`
Classification:	`SN Ia`
Redshift:	`0.040660`
MW E(B-V):	`0.027`

Host

Name:	`2025dhv`
Right ascension:	`15h03m28.05s`
Declination:	`10d36m00.48s`
Redshift:	`0.040613`
Photometric Redshift:	`0.037`

Cutout Download Report

Downloaded	Unavailable
2MASS_H 2MASS_J 2MASS_K WISE_W1 WISE_W2 WISE_W3 WISE_W4 GALEX_NUV GALEX_FUV PanSTARRS_g PanSTARRS_r PanSTARRS_i PanSTARRS_z PanSTARRS_y SDSS_i SDSS_r SDSS_u SDSS_z SDSS_g DES_g DES_r DES_z	DES_i DES_Y

Processing Status: completed

Task Name	Status	Time (s)
Cutout download	processed	18.17
Transient MWEBV	processed	0.05
Host match	processed	1.65
Host information	processed	0.09
Host MWEBV	processed	0.04
Global aperture construction	processed	0.68
Global aperture photometry	processed	6.46
Validate global photometry	processed	18.44
Global host SED inference	processed	409.99
Local aperture photometry	processed	6.08
Validate local photometry	processed	0.02
Local host SED inference	processed	610.74

Imaging data

Spectral Energy Distribution

Aperture Photometry

Aperture details

RA, DEC (J2000):	15h03m27.90s, 10d36m12.74s
semi major axis, semi minor axis (arcsec):	2.49, 2.49
angle (degrees, anti-clockwise from east):	0.0

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
SDSS_u	10.47	2.17	21.350	0.225	AB
SDSS_g	24.43	1.55	20.430	0.069	AB
DES_g	22.7	0.35	20.510	0.017	AB
PanSTARRS_g	20.65	0.64	20.613	0.034	AB
SDSS_r	27.81	1.73	20.289	0.067	AB
PanSTARRS_r	33.81	0.67	20.077	0.021	AB
DES_r	31.97	0.62	20.138	0.021	AB
SDSS_i	40.29	2.62	19.887	0.071	AB
PanSTARRS_i	34.76	0.91	20.047	0.029	AB
PanSTARRS_z	36.57	1.6	19.992	0.047	AB
SDSS_z	32.48	6.54	20.121	0.218	AB
DES_z	30.72	2.11	20.181	0.075	AB
PanSTARRS_y	28.86	3.59	20.249	0.135	AB

Aperture details

RA, DEC (J2000):	15h03m28.04s, 10d36m00.89s
semi major axis, semi minor axis (arcsec):	16.47, 11.17
angle (degrees, anti-clockwise from east):	-150.57

Filter	Flux {\rm (\mu Jy)}	Flux error {\rm (\mu Jy)}	Mag	Mag error	Mag sys
GALEX_FUV	213.46	17.5	18.077	0.089	AB
GALEX_NUV	336.42	2.7	17.583	0.009	AB
SDSS_u	867.14	13.12	16.555	0.016	AB
SDSS_g	2613.24	14.07	15.357	0.006	AB
DES_g	2605.04	3.28	15.360	0.001	AB
PanSTARRS_g	2620.28	3.64	15.354	0.002	AB
SDSS_r	4175.32	17.71	14.848	0.005	AB
PanSTARRS_r	4458.66	3.84	14.777	0.001	AB
DES_r	4527.71	6.57	14.760	0.002	AB
PanSTARRS_z	6451.27	8.81	14.376	0.001	AB
SDSS_z	6714.67	40.25	14.332	0.007	AB
DES_z	5507.39	26.95	14.548	0.005	AB
PanSTARRS_y	7624.65	19.64	14.194	0.003	AB
2MASS_J	9356.78	331.27	13.077	0.038	Vega
2MASS_H	11291.27	476.45	12.401	0.046	Vega
2MASS_K	9867.71	615.24	12.077	0.068	Vega
WISE_W1	5231.91	38.81	11.904	0.008	Vega
WISE_W2	3467.62	43.74	11.711	0.014	Vega
WISE_W3	20036.52	143.29	7.971	0.008	Vega

Host SED inference

Local parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	8.097	8.257	8.361
{\rm log}_{10}({\rm SFR})	-1.991	-1.461	-0.946
{\rm log}_{10}({\rm sSFR})	-10.302	-9.719	-9.123
{\rm stellar\ age}	3.819	6.349	7.723

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-1.901	-1.693	-1.360
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.938	-1.788	-1.188

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.122	0.386	0.686
\delta	-0.652	-0.267	0.145
\tau_1/\tau_2	0.834	1.190	1.551
Q_{PAH}	0.855	2.340	4.655
U_{min}	2.842	8.036	14.957
{\rm log}_{10}(\gamma_e)\,	-3.029	-2.016	-0.807

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-2.763	-0.563	-0.043
{\rm log}_{10}(\tau_{AGN})\,	1.175	1.523	1.978

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	-1.889	-1.547	-1.162
0.03-0.10 Gyr	-2.178	-1.456	-0.854
0.10-0.33 Gyr	-2.189	-1.573	-1.058
0.33-1.09 Gyr	-2.306	-1.746	-1.354
1.09-3.60 Gyr	-2.244	-1.709	-1.444
3.60-11.89 Gyr	-2.322	-1.696	-1.489
11.89-13.21 Gyr	-2.569	-1.745	-1.234

Global parameter details

Documentation

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(M_{\ast}/M_{\odot})\,	10.377	10.459	10.540
{\rm log}_{10}({\rm SFR})	0.494	0.755	1.028
{\rm log}_{10}({\rm sSFR})	-9.994	-9.720	-9.433
{\rm stellar\ age}	4.154	5.837	7.004

Metallicity parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(Z_{\ast}/Z_{\odot})	-0.971	-0.512	-0.255
{\rm log}_{10}(Z_{gas}/Z_{\odot})\,	-1.676	0.176	0.369

Dust parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
\tau_2	0.388	0.617	0.850
\delta	-0.216	-0.043	0.082
\tau_1/\tau_2	0.556	0.872	1.238
Q_{PAH}	0.349	0.977	2.340
U_{min}	2.161	6.131	12.695
{\rm log}_{10}(\gamma_e)\,	-3.554	-2.490	-1.739

AGN parameters

Parameter	Lower (16%)	Median (50%)	Upper (84%)
{\rm log}_{10}(f_{AGN})\,	-3.457	-2.367	-1.801
{\rm log}_{10}(\tau_{AGN})\,	1.059	1.532	1.932

Binned star formation history

Lookback time	Lower (16%)	Median (50%)	Upper (84%)
0.00-0.03 Gyr	0.491	0.677	0.869
0.03-0.10 Gyr	0.464	0.787	1.100
0.10-0.33 Gyr	0.563	0.839	1.116
0.33-1.09 Gyr	0.429	0.710	0.927
1.09-3.60 Gyr	0.421	0.650	0.860
3.60-11.89 Gyr	0.129	0.443	0.628
11.89-13.21 Gyr	-0.140	0.449	0.869